Roberto Bautista Agut defeated Stan Wawrinka 6-4 6-4 in the Doha quarter-final on hard. The upset overturned the form book — Stan Wawrinka came in ranked #141, defending last year's quarter-final. Roberto Bautista Agut extended the head-to-head to 2–1.
Bautista-Agut R. took it in straight sets.
Bautista-Agut R. and Wawrinka S. faced 4 of the same opponents in the last 12 months. Bautista-Agut R. went 1–4 (20%) against them, Wawrinka S. 2–3 (40%). Results against comparable opponents are close (1 : 1 better-results split).
Only 4 common opponents — small sample, treat as indicative.
Hard: Bautista-Agut R. leads 2–0 · Carpet: Wawrinka S. leads 1–0